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package com.srcptit.trainning.huongpq.btvn1;
import java.util.Scanner;

/**
 *
 * @author Admin_Pro
 */
public class Bai1 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        System.out.println("nhap so can kiem tra: ");
        long n = sc.nextLong();
        if(Ham.kTraNto(n)){//u
            System.out.println("day la so nguyen to.");
        }
        else{
            System.out.println("day khong la so nguyen to.");
        }
    }
}
